Home / 27,951.84-38,571.20-16,464.93

Finding the Fourth Proportional to 27,951.84, 38,571.20 and 16,464.93

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Solution

The fourth proportional to 27,951.84, 38,571.20 and 16,464.93 is: 22,720.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,951.84 : 38,571.20 = 16,464.93 : x
  2. Step 2: Convert to fraction form
    27,951.84/38,571.20 = 16,464.93/x
  3. Step 3: Cross multiply
    27,951.84x = 38,571.20 × 16,464.93
  4. Step 4: Simplify right side
    27,951.84x = 635,072,035.41
  5. Step 5: Solve for x
    x = 635,072,035.41/27,951.84
  6. Step 6: Final answer
    x = 22,720.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.